| // SPDX-License-Identifier: BSD-3-Clause-Clear |
| /* |
| * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/slab.h> |
| #include <linux/remoteproc.h> |
| #include <linux/firmware.h> |
| #include <linux/of.h> |
| #include "core.h" |
| #include "dp_tx.h" |
| #include "dp_rx.h" |
| #include "debug.h" |
| #include "hif.h" |
| #include "wow.h" |
| |
| unsigned int ath11k_debug_mask; |
| EXPORT_SYMBOL(ath11k_debug_mask); |
| module_param_named(debug_mask, ath11k_debug_mask, uint, 0644); |
| MODULE_PARM_DESC(debug_mask, "Debugging mask"); |
| |
| static unsigned int ath11k_crypto_mode; |
| module_param_named(crypto_mode, ath11k_crypto_mode, uint, 0644); |
| MODULE_PARM_DESC(crypto_mode, "crypto mode: 0-hardware, 1-software"); |
| |
| /* frame mode values are mapped as per enum ath11k_hw_txrx_mode */ |
| unsigned int ath11k_frame_mode = ATH11K_HW_TXRX_NATIVE_WIFI; |
| module_param_named(frame_mode, ath11k_frame_mode, uint, 0644); |
| MODULE_PARM_DESC(frame_mode, |
| "Datapath frame mode (0: raw, 1: native wifi (default), 2: ethernet)"); |
| |
| static const struct ath11k_hw_params ath11k_hw_params[] = { |
| { |
| .hw_rev = ATH11K_HW_IPQ8074, |
| .name = "ipq8074 hw2.0", |
| .fw = { |
| .dir = "IPQ8074/hw2.0", |
| .board_size = 256 * 1024, |
| .cal_offset = 128 * 1024, |
| }, |
| .max_radios = 3, |
| .bdf_addr = 0x4B0C0000, |
| .hw_ops = &ipq8074_ops, |
| .ring_mask = &ath11k_hw_ring_mask_ipq8074, |
| .internal_sleep_clock = false, |
| .regs = &ipq8074_regs, |
| .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074, |
| .host_ce_config = ath11k_host_ce_config_ipq8074, |
| .ce_count = 12, |
| .target_ce_config = ath11k_target_ce_config_wlan_ipq8074, |
| .target_ce_count = 11, |
| .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq8074, |
| .svc_to_ce_map_len = 21, |
| .single_pdev_only = false, |
| .rxdma1_enable = true, |
| .num_rxmda_per_pdev = 1, |
| .rx_mac_buf_ring = false, |
| .vdev_start_delay = false, |
| .htt_peer_map_v2 = true, |
| |
| .spectral = { |
| .fft_sz = 2, |
| /* HW bug, expected BIN size is 2 bytes but HW report as 4 bytes. |
| * so added pad size as 2 bytes to compensate the BIN size |
| */ |
| .fft_pad_sz = 2, |
| .summary_pad_sz = 0, |
| .fft_hdr_len = 16, |
| .max_fft_bins = 512, |
| }, |
| |
| .interface_modes = BIT(NL80211_IFTYPE_STATION) | |
| BIT(NL80211_IFTYPE_AP) | |
| BIT(NL80211_IFTYPE_MESH_POINT), |
| .supports_monitor = true, |
| .supports_shadow_regs = false, |
| .idle_ps = false, |
| .cold_boot_calib = true, |
| .supports_suspend = false, |
| .hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074), |
| .fix_l1ss = true, |
| .max_tx_ring = DP_TCL_NUM_RING_MAX, |
| .hal_params = &ath11k_hw_hal_params_ipq8074, |
| }, |
| { |
| .hw_rev = ATH11K_HW_IPQ6018_HW10, |
| .name = "ipq6018 hw1.0", |
| .fw = { |
| .dir = "IPQ6018/hw1.0", |
| .board_size = 256 * 1024, |
| .cal_offset = 128 * 1024, |
| }, |
| .max_radios = 2, |
| .bdf_addr = 0x4ABC0000, |
| .hw_ops = &ipq6018_ops, |
| .ring_mask = &ath11k_hw_ring_mask_ipq8074, |
| .internal_sleep_clock = false, |
| .regs = &ipq8074_regs, |
| .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_IPQ8074, |
| .host_ce_config = ath11k_host_ce_config_ipq8074, |
| .ce_count = 12, |
| .target_ce_config = ath11k_target_ce_config_wlan_ipq8074, |
| .target_ce_count = 11, |
| .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_ipq6018, |
| .svc_to_ce_map_len = 19, |
| .single_pdev_only = false, |
| .rxdma1_enable = true, |
| .num_rxmda_per_pdev = 1, |
| .rx_mac_buf_ring = false, |
| .vdev_start_delay = false, |
| .htt_peer_map_v2 = true, |
| |
| .spectral = { |
| .fft_sz = 4, |
| .fft_pad_sz = 0, |
| .summary_pad_sz = 0, |
| .fft_hdr_len = 16, |
| .max_fft_bins = 512, |
| }, |
| |
| .interface_modes = BIT(NL80211_IFTYPE_STATION) | |
| BIT(NL80211_IFTYPE_AP) | |
| BIT(NL80211_IFTYPE_MESH_POINT), |
| .supports_monitor = true, |
| .supports_shadow_regs = false, |
| .idle_ps = false, |
| .cold_boot_calib = true, |
| .supports_suspend = false, |
| .hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074), |
| .fix_l1ss = true, |
| .max_tx_ring = DP_TCL_NUM_RING_MAX, |
| .hal_params = &ath11k_hw_hal_params_ipq8074, |
| }, |
| { |
| .name = "qca6390 hw2.0", |
| .hw_rev = ATH11K_HW_QCA6390_HW20, |
| .fw = { |
| .dir = "QCA6390/hw2.0", |
| .board_size = 256 * 1024, |
| .cal_offset = 128 * 1024, |
| }, |
| .max_radios = 3, |
| .bdf_addr = 0x4B0C0000, |
| .hw_ops = &qca6390_ops, |
| .ring_mask = &ath11k_hw_ring_mask_qca6390, |
| .internal_sleep_clock = true, |
| .regs = &qca6390_regs, |
| .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390, |
| .host_ce_config = ath11k_host_ce_config_qca6390, |
| .ce_count = 9, |
| .target_ce_config = ath11k_target_ce_config_wlan_qca6390, |
| .target_ce_count = 9, |
| .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390, |
| .svc_to_ce_map_len = 14, |
| .single_pdev_only = true, |
| .rxdma1_enable = false, |
| .num_rxmda_per_pdev = 2, |
| .rx_mac_buf_ring = true, |
| .vdev_start_delay = true, |
| .htt_peer_map_v2 = false, |
| |
| .spectral = { |
| .fft_sz = 0, |
| .fft_pad_sz = 0, |
| .summary_pad_sz = 0, |
| .fft_hdr_len = 0, |
| .max_fft_bins = 0, |
| }, |
| |
| .interface_modes = BIT(NL80211_IFTYPE_STATION) | |
| BIT(NL80211_IFTYPE_AP), |
| .supports_monitor = false, |
| .supports_shadow_regs = true, |
| .idle_ps = true, |
| .cold_boot_calib = false, |
| .supports_suspend = true, |
| .hal_desc_sz = sizeof(struct hal_rx_desc_ipq8074), |
| .fix_l1ss = true, |
| .max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390, |
| .hal_params = &ath11k_hw_hal_params_qca6390, |
| }, |
| { |
| .name = "qcn9074 hw1.0", |
| .hw_rev = ATH11K_HW_QCN9074_HW10, |
| .fw = { |
| .dir = "QCN9074/hw1.0", |
| .board_size = 256 * 1024, |
| .cal_offset = 128 * 1024, |
| }, |
| .max_radios = 1, |
| .single_pdev_only = false, |
| .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCN9074, |
| .hw_ops = &qcn9074_ops, |
| .ring_mask = &ath11k_hw_ring_mask_qcn9074, |
| .internal_sleep_clock = false, |
| .regs = &qcn9074_regs, |
| .host_ce_config = ath11k_host_ce_config_qcn9074, |
| .ce_count = 6, |
| .target_ce_config = ath11k_target_ce_config_wlan_qcn9074, |
| .target_ce_count = 9, |
| .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qcn9074, |
| .svc_to_ce_map_len = 18, |
| .rxdma1_enable = true, |
| .num_rxmda_per_pdev = 1, |
| .rx_mac_buf_ring = false, |
| .vdev_start_delay = false, |
| .htt_peer_map_v2 = true, |
| |
| .spectral = { |
| .fft_sz = 2, |
| .fft_pad_sz = 0, |
| .summary_pad_sz = 16, |
| .fft_hdr_len = 24, |
| .max_fft_bins = 1024, |
| }, |
| |
| .interface_modes = BIT(NL80211_IFTYPE_STATION) | |
| BIT(NL80211_IFTYPE_AP) | |
| BIT(NL80211_IFTYPE_MESH_POINT), |
| .supports_monitor = true, |
| .supports_shadow_regs = false, |
| .idle_ps = false, |
| .cold_boot_calib = false, |
| .supports_suspend = false, |
| .hal_desc_sz = sizeof(struct hal_rx_desc_qcn9074), |
| .fix_l1ss = true, |
| .max_tx_ring = DP_TCL_NUM_RING_MAX, |
| .hal_params = &ath11k_hw_hal_params_ipq8074, |
| }, |
| { |
| .name = "wcn6855 hw2.0", |
| .hw_rev = ATH11K_HW_WCN6855_HW20, |
| .fw = { |
| .dir = "WCN6855/hw2.0", |
| .board_size = 256 * 1024, |
| .cal_offset = 128 * 1024, |
| }, |
| .max_radios = 3, |
| .bdf_addr = 0x4B0C0000, |
| .hw_ops = &wcn6855_ops, |
| .ring_mask = &ath11k_hw_ring_mask_qca6390, |
| .internal_sleep_clock = true, |
| .regs = &wcn6855_regs, |
| .qmi_service_ins_id = ATH11K_QMI_WLFW_SERVICE_INS_ID_V01_QCA6390, |
| .host_ce_config = ath11k_host_ce_config_qca6390, |
| .ce_count = 9, |
| .target_ce_config = ath11k_target_ce_config_wlan_qca6390, |
| .target_ce_count = 9, |
| .svc_to_ce_map = ath11k_target_service_to_ce_map_wlan_qca6390, |
| .svc_to_ce_map_len = 14, |
| .single_pdev_only = true, |
| .rxdma1_enable = false, |
| .num_rxmda_per_pdev = 2, |
| .rx_mac_buf_ring = true, |
| .vdev_start_delay = true, |
| .htt_peer_map_v2 = false, |
| |
| .spectral = { |
| .fft_sz = 0, |
| .fft_pad_sz = 0, |
| .summary_pad_sz = 0, |
| .fft_hdr_len = 0, |
| .max_fft_bins = 0, |
| }, |
| |
| .interface_modes = BIT(NL80211_IFTYPE_STATION) | |
| BIT(NL80211_IFTYPE_AP), |
| .supports_monitor = false, |
| .supports_shadow_regs = true, |
| .idle_ps = true, |
| .cold_boot_calib = false, |
| .supports_suspend = true, |
| .hal_desc_sz = sizeof(struct hal_rx_desc_wcn6855), |
| .fix_l1ss = false, |
| .max_tx_ring = DP_TCL_NUM_RING_MAX_QCA6390, |
| .hal_params = &ath11k_hw_hal_params_qca6390, |
| }, |
| }; |
| |
| int ath11k_core_suspend(struct ath11k_base *ab) |
| { |
| int ret; |
| |
| if (!ab->hw_params.supports_suspend) |
| return -EOPNOTSUPP; |
| |
| /* TODO: there can frames in queues so for now add delay as a hack. |
| * Need to implement to handle and remove this delay. |
| */ |
| msleep(500); |
| |
| ret = ath11k_dp_rx_pktlog_stop(ab, true); |
| if (ret) { |
| ath11k_warn(ab, "failed to stop dp rx (and timer) pktlog during suspend: %d\n", |
| ret); |
| return ret; |
| } |
| |
| ret = ath11k_wow_enable(ab); |
| if (ret) { |
| ath11k_warn(ab, "failed to enable wow during suspend: %d\n", ret); |
| return ret; |
| } |
| |
| ret = ath11k_dp_rx_pktlog_stop(ab, false); |
| if (ret) { |
| ath11k_warn(ab, "failed to stop dp rx pktlog during suspend: %d\n", |
| ret); |
| return ret; |
| } |
| |
| ath11k_ce_stop_shadow_timers(ab); |
| ath11k_dp_stop_shadow_timers(ab); |
| |
| ath11k_hif_irq_disable(ab); |
| ath11k_hif_ce_irq_disable(ab); |
| |
| ret = ath11k_hif_suspend(ab); |
| if (ret) { |
| ath11k_warn(ab, "failed to suspend hif: %d\n", ret); |
| return ret; |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(ath11k_core_suspend); |
| |
| int ath11k_core_resume(struct ath11k_base *ab) |
| { |
| int ret; |
| |
| if (!ab->hw_params.supports_suspend) |
| return -EOPNOTSUPP; |
| |
| ret = ath11k_hif_resume(ab); |
| if (ret) { |
| ath11k_warn(ab, "failed to resume hif during resume: %d\n", ret); |
| return ret; |
| } |
| |
| ath11k_hif_ce_irq_enable(ab); |
| ath11k_hif_irq_enable(ab); |
| |
| ret = ath11k_dp_rx_pktlog_start(ab); |
| if (ret) { |
| ath11k_warn(ab, "failed to start rx pktlog during resume: %d\n", |
| ret); |
| return ret; |
| } |
| |
| ret = ath11k_wow_wakeup(ab); |
| if (ret) { |
| ath11k_warn(ab, "failed to wakeup wow during resume: %d\n", ret); |
| return ret; |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(ath11k_core_resume); |
| |
| int ath11k_core_check_dt(struct ath11k_base *ab) |
| { |
| size_t max_len = sizeof(ab->qmi.target.bdf_ext); |
| const char *variant = NULL; |
| struct device_node *node; |
| |
| node = ab->dev->of_node; |
| if (!node) |
| return -ENOENT; |
| |
| of_property_read_string(node, "qcom,ath11k-calibration-variant", |
| &variant); |
| if (!variant) |
| return -ENODATA; |
| |
| if (strscpy(ab->qmi.target.bdf_ext, variant, max_len) < 0) |
| ath11k_dbg(ab, ATH11K_DBG_BOOT, |
| "bdf variant string is longer than the buffer can accommodate (variant: %s)\n", |
| variant); |
| |
| return 0; |
| } |
| |
| static int ath11k_core_create_board_name(struct ath11k_base *ab, char *name, |
| size_t name_len) |
| { |
| /* strlen(',variant=') + strlen(ab->qmi.target.bdf_ext) */ |
| char variant[9 + ATH11K_QMI_BDF_EXT_STR_LENGTH] = { 0 }; |
| |
| if (ab->qmi.target.bdf_ext[0] != '\0') |
| scnprintf(variant, sizeof(variant), ",variant=%s", |
| ab->qmi.target.bdf_ext); |
| |
| scnprintf(name, name_len, |
| "bus=%s,qmi-chip-id=%d,qmi-board-id=%d%s", |
| ath11k_bus_str(ab->hif.bus), |
| ab->qmi.target.chip_id, |
| ab->qmi.target.board_id, variant); |
| |
| ath11k_dbg(ab, ATH11K_DBG_BOOT, "boot using board name '%s'\n", name); |
| |
| return 0; |
| } |
| |
| const struct firmware *ath11k_core_firmware_request(struct ath11k_base *ab, |
| const char *file) |
| { |
| const struct firmware *fw; |
| char path[100]; |
| int ret; |
| |
| if (file == NULL) |
| return ERR_PTR(-ENOENT); |
| |
| ath11k_core_create_firmware_path(ab, file, path, sizeof(path)); |
| |
| ret = firmware_request_nowarn(&fw, path, ab->dev); |
| if (ret) |
| return ERR_PTR(ret); |
| |
| ath11k_dbg(ab, ATH11K_DBG_BOOT, "boot firmware request %s size %zu\n", |
| path, fw->size); |
| |
| return fw; |
| } |
| |
| void ath11k_core_free_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd) |
| { |
| if (!IS_ERR(bd->fw)) |
| release_firmware(bd->fw); |
| |
| memset(bd, 0, sizeof(*bd)); |
| } |
| |
| static int ath11k_core_parse_bd_ie_board(struct ath11k_base *ab, |
| struct ath11k_board_data *bd, |
| const void *buf, size_t buf_len, |
| const char *boardname, |
| int bd_ie_type) |
| { |
| const struct ath11k_fw_ie *hdr; |
| bool name_match_found; |
| int ret, board_ie_id; |
| size_t board_ie_len; |
| const void *board_ie_data; |
| |
| name_match_found = false; |
| |
| /* go through ATH11K_BD_IE_BOARD_ elements */ |
| while (buf_len > sizeof(struct ath11k_fw_ie)) { |
| hdr = buf; |
| board_ie_id = le32_to_cpu(hdr->id); |
| board_ie_len = le32_to_cpu(hdr->len); |
| board_ie_data = hdr->data; |
| |
| buf_len -= sizeof(*hdr); |
| buf += sizeof(*hdr); |
| |
| if (buf_len < ALIGN(board_ie_len, 4)) { |
| ath11k_err(ab, "invalid ATH11K_BD_IE_BOARD length: %zu < %zu\n", |
| buf_len, ALIGN(board_ie_len, 4)); |
| ret = -EINVAL; |
| goto out; |
| } |
| |
| switch (board_ie_id) { |
| case ATH11K_BD_IE_BOARD_NAME: |
| ath11k_dbg_dump(ab, ATH11K_DBG_BOOT, "board name", "", |
| board_ie_data, board_ie_len); |
| |
| if (board_ie_len != strlen(boardname)) |
| break; |
| |
| ret = memcmp(board_ie_data, boardname, strlen(boardname)); |
| if (ret) |
| break; |
| |
| name_match_found = true; |
| ath11k_dbg(ab, ATH11K_DBG_BOOT, |
| "boot found match for name '%s'", |
| boardname); |
| break; |
| case ATH11K_BD_IE_BOARD_DATA: |
| if (!name_match_found) |
| /* no match found */ |
| break; |
| |
| ath11k_dbg(ab, ATH11K_DBG_BOOT, |
| "boot found board data for '%s'", boardname); |
| |
| bd->data = board_ie_data; |
| bd->len = board_ie_len; |
| |
| ret = 0; |
| goto out; |
| default: |
| ath11k_warn(ab, "unknown ATH11K_BD_IE_BOARD found: %d\n", |
| board_ie_id); |
| break; |
| } |
| |
| /* jump over the padding */ |
| board_ie_len = ALIGN(board_ie_len, 4); |
| |
| buf_len -= board_ie_len; |
| buf += board_ie_len; |
| } |
| |
| /* no match found */ |
| ret = -ENOENT; |
| |
| out: |
| return ret; |
| } |
| |
| static int ath11k_core_fetch_board_data_api_n(struct ath11k_base *ab, |
| struct ath11k_board_data *bd, |
| const char *boardname) |
| { |
| size_t len, magic_len; |
| const u8 *data; |
| char *filename, filepath[100]; |
| size_t ie_len; |
| struct ath11k_fw_ie *hdr; |
| int ret, ie_id; |
| |
| filename = ATH11K_BOARD_API2_FILE; |
| |
| if (!bd->fw) |
| bd->fw = ath11k_core_firmware_request(ab, filename); |
| |
| if (IS_ERR(bd->fw)) |
| return PTR_ERR(bd->fw); |
| |
| data = bd->fw->data; |
| len = bd->fw->size; |
| |
| ath11k_core_create_firmware_path(ab, filename, |
| filepath, sizeof(filepath)); |
| |
| /* magic has extra null byte padded */ |
| magic_len = strlen(ATH11K_BOARD_MAGIC) + 1; |
| if (len < magic_len) { |
| ath11k_err(ab, "failed to find magic value in %s, file too short: %zu\n", |
| filepath, len); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| if (memcmp(data, ATH11K_BOARD_MAGIC, magic_len)) { |
| ath11k_err(ab, "found invalid board magic\n"); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| /* magic is padded to 4 bytes */ |
| magic_len = ALIGN(magic_len, 4); |
| if (len < magic_len) { |
| ath11k_err(ab, "failed: %s too small to contain board data, len: %zu\n", |
| filepath, len); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| data += magic_len; |
| len -= magic_len; |
| |
| while (len > sizeof(struct ath11k_fw_ie)) { |
| hdr = (struct ath11k_fw_ie *)data; |
| ie_id = le32_to_cpu(hdr->id); |
| ie_len = le32_to_cpu(hdr->len); |
| |
| len -= sizeof(*hdr); |
| data = hdr->data; |
| |
| if (len < ALIGN(ie_len, 4)) { |
| ath11k_err(ab, "invalid length for board ie_id %d ie_len %zu len %zu\n", |
| ie_id, ie_len, len); |
| ret = -EINVAL; |
| goto err; |
| } |
| |
| switch (ie_id) { |
| case ATH11K_BD_IE_BOARD: |
| ret = ath11k_core_parse_bd_ie_board(ab, bd, data, |
| ie_len, |
| boardname, |
| ATH11K_BD_IE_BOARD); |
| if (ret == -ENOENT) |
| /* no match found, continue */ |
| break; |
| else if (ret) |
| /* there was an error, bail out */ |
| goto err; |
| /* either found or error, so stop searching */ |
| goto out; |
| } |
| |
| /* jump over the padding */ |
| ie_len = ALIGN(ie_len, 4); |
| |
| len -= ie_len; |
| data += ie_len; |
| } |
| |
| out: |
| if (!bd->data || !bd->len) { |
| ath11k_err(ab, |
| "failed to fetch board data for %s from %s\n", |
| boardname, filepath); |
| ret = -ENODATA; |
| goto err; |
| } |
| |
| return 0; |
| |
| err: |
| ath11k_core_free_bdf(ab, bd); |
| return ret; |
| } |
| |
| static int ath11k_core_fetch_board_data_api_1(struct ath11k_base *ab, |
| struct ath11k_board_data *bd) |
| { |
| bd->fw = ath11k_core_firmware_request(ab, ATH11K_DEFAULT_BOARD_FILE); |
| if (IS_ERR(bd->fw)) |
| return PTR_ERR(bd->fw); |
| |
| bd->data = bd->fw->data; |
| bd->len = bd->fw->size; |
| |
| return 0; |
| } |
| |
| #define BOARD_NAME_SIZE 100 |
| int ath11k_core_fetch_bdf(struct ath11k_base *ab, struct ath11k_board_data *bd) |
| { |
| char boardname[BOARD_NAME_SIZE]; |
| int ret; |
| |
| ret = ath11k_core_create_board_name(ab, boardname, BOARD_NAME_SIZE); |
| if (ret) { |
| ath11k_err(ab, "failed to create board name: %d", ret); |
| return ret; |
| } |
| |
| ab->bd_api = 2; |
| ret = ath11k_core_fetch_board_data_api_n(ab, bd, boardname); |
| if (!ret) |
| goto success; |
| |
| ab->bd_api = 1; |
| ret = ath11k_core_fetch_board_data_api_1(ab, bd); |
| if (ret) { |
| ath11k_err(ab, "failed to fetch board-2.bin or board.bin from %s\n", |
| ab->hw_params.fw.dir); |
| return ret; |
| } |
| |
| success: |
| ath11k_dbg(ab, ATH11K_DBG_BOOT, "using board api %d\n", ab->bd_api); |
| return 0; |
| } |
| |
| static void ath11k_core_stop(struct ath11k_base *ab) |
| { |
| if (!test_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags)) |
| ath11k_qmi_firmware_stop(ab); |
| |
| ath11k_hif_stop(ab); |
| ath11k_wmi_detach(ab); |
| ath11k_dp_pdev_reo_cleanup(ab); |
| |
| /* De-Init of components as needed */ |
| } |
| |
| static int ath11k_core_soc_create(struct ath11k_base *ab) |
| { |
| int ret; |
| |
| ret = ath11k_qmi_init_service(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to initialize qmi :%d\n", ret); |
| return ret; |
| } |
| |
| ret = ath11k_debugfs_soc_create(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to create ath11k debugfs\n"); |
| goto err_qmi_deinit; |
| } |
| |
| ret = ath11k_hif_power_up(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to power up :%d\n", ret); |
| goto err_debugfs_reg; |
| } |
| |
| return 0; |
| |
| err_debugfs_reg: |
| ath11k_debugfs_soc_destroy(ab); |
| err_qmi_deinit: |
| ath11k_qmi_deinit_service(ab); |
| return ret; |
| } |
| |
| static void ath11k_core_soc_destroy(struct ath11k_base *ab) |
| { |
| ath11k_debugfs_soc_destroy(ab); |
| ath11k_dp_free(ab); |
| ath11k_reg_free(ab); |
| ath11k_qmi_deinit_service(ab); |
| } |
| |
| static int ath11k_core_pdev_create(struct ath11k_base *ab) |
| { |
| int ret; |
| |
| ret = ath11k_debugfs_pdev_create(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to create core pdev debugfs: %d\n", ret); |
| return ret; |
| } |
| |
| ret = ath11k_mac_register(ab); |
| if (ret) { |
| ath11k_err(ab, "failed register the radio with mac80211: %d\n", ret); |
| goto err_pdev_debug; |
| } |
| |
| ret = ath11k_dp_pdev_alloc(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to attach DP pdev: %d\n", ret); |
| goto err_mac_unregister; |
| } |
| |
| ret = ath11k_thermal_register(ab); |
| if (ret) { |
| ath11k_err(ab, "could not register thermal device: %d\n", |
| ret); |
| goto err_dp_pdev_free; |
| } |
| |
| ret = ath11k_spectral_init(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to init spectral %d\n", ret); |
| goto err_thermal_unregister; |
| } |
| |
| return 0; |
| |
| err_thermal_unregister: |
| ath11k_thermal_unregister(ab); |
| err_dp_pdev_free: |
| ath11k_dp_pdev_free(ab); |
| err_mac_unregister: |
| ath11k_mac_unregister(ab); |
| err_pdev_debug: |
| ath11k_debugfs_pdev_destroy(ab); |
| |
| return ret; |
| } |
| |
| static void ath11k_core_pdev_destroy(struct ath11k_base *ab) |
| { |
| ath11k_spectral_deinit(ab); |
| ath11k_thermal_unregister(ab); |
| ath11k_mac_unregister(ab); |
| ath11k_hif_irq_disable(ab); |
| ath11k_dp_pdev_free(ab); |
| ath11k_debugfs_pdev_destroy(ab); |
| } |
| |
| static int ath11k_core_start(struct ath11k_base *ab, |
| enum ath11k_firmware_mode mode) |
| { |
| int ret; |
| |
| ret = ath11k_qmi_firmware_start(ab, mode); |
| if (ret) { |
| ath11k_err(ab, "failed to attach wmi: %d\n", ret); |
| return ret; |
| } |
| |
| ret = ath11k_wmi_attach(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to attach wmi: %d\n", ret); |
| goto err_firmware_stop; |
| } |
| |
| ret = ath11k_htc_init(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to init htc: %d\n", ret); |
| goto err_wmi_detach; |
| } |
| |
| ret = ath11k_hif_start(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to start HIF: %d\n", ret); |
| goto err_wmi_detach; |
| } |
| |
| ret = ath11k_htc_wait_target(&ab->htc); |
| if (ret) { |
| ath11k_err(ab, "failed to connect to HTC: %d\n", ret); |
| goto err_hif_stop; |
| } |
| |
| ret = ath11k_dp_htt_connect(&ab->dp); |
| if (ret) { |
| ath11k_err(ab, "failed to connect to HTT: %d\n", ret); |
| goto err_hif_stop; |
| } |
| |
| ret = ath11k_wmi_connect(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to connect wmi: %d\n", ret); |
| goto err_hif_stop; |
| } |
| |
| ret = ath11k_htc_start(&ab->htc); |
| if (ret) { |
| ath11k_err(ab, "failed to start HTC: %d\n", ret); |
| goto err_hif_stop; |
| } |
| |
| ret = ath11k_wmi_wait_for_service_ready(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to receive wmi service ready event: %d\n", |
| ret); |
| goto err_hif_stop; |
| } |
| |
| ret = ath11k_mac_allocate(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to create new hw device with mac80211 :%d\n", |
| ret); |
| goto err_hif_stop; |
| } |
| |
| ath11k_dp_pdev_pre_alloc(ab); |
| |
| ret = ath11k_dp_pdev_reo_setup(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to initialize reo destination rings: %d\n", ret); |
| goto err_mac_destroy; |
| } |
| |
| ret = ath11k_wmi_cmd_init(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to send wmi init cmd: %d\n", ret); |
| goto err_reo_cleanup; |
| } |
| |
| ret = ath11k_wmi_wait_for_unified_ready(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to receive wmi unified ready event: %d\n", |
| ret); |
| goto err_reo_cleanup; |
| } |
| |
| /* put hardware to DBS mode */ |
| if (ab->hw_params.single_pdev_only) { |
| ret = ath11k_wmi_set_hw_mode(ab, WMI_HOST_HW_MODE_DBS); |
| if (ret) { |
| ath11k_err(ab, "failed to send dbs mode: %d\n", ret); |
| goto err_hif_stop; |
| } |
| } |
| |
| ret = ath11k_dp_tx_htt_h2t_ver_req_msg(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to send htt version request message: %d\n", |
| ret); |
| goto err_reo_cleanup; |
| } |
| |
| return 0; |
| |
| err_reo_cleanup: |
| ath11k_dp_pdev_reo_cleanup(ab); |
| err_mac_destroy: |
| ath11k_mac_destroy(ab); |
| err_hif_stop: |
| ath11k_hif_stop(ab); |
| err_wmi_detach: |
| ath11k_wmi_detach(ab); |
| err_firmware_stop: |
| ath11k_qmi_firmware_stop(ab); |
| |
| return ret; |
| } |
| |
| int ath11k_core_qmi_firmware_ready(struct ath11k_base *ab) |
| { |
| int ret; |
| |
| ret = ath11k_ce_init_pipes(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to initialize CE: %d\n", ret); |
| return ret; |
| } |
| |
| ret = ath11k_dp_alloc(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to init DP: %d\n", ret); |
| return ret; |
| } |
| |
| switch (ath11k_crypto_mode) { |
| case ATH11K_CRYPT_MODE_SW: |
| set_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags); |
| set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags); |
| break; |
| case ATH11K_CRYPT_MODE_HW: |
| clear_bit(ATH11K_FLAG_HW_CRYPTO_DISABLED, &ab->dev_flags); |
| clear_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags); |
| break; |
| default: |
| ath11k_info(ab, "invalid crypto_mode: %d\n", ath11k_crypto_mode); |
| return -EINVAL; |
| } |
| |
| if (ath11k_frame_mode == ATH11K_HW_TXRX_RAW) |
| set_bit(ATH11K_FLAG_RAW_MODE, &ab->dev_flags); |
| |
| mutex_lock(&ab->core_lock); |
| ret = ath11k_core_start(ab, ATH11K_FIRMWARE_MODE_NORMAL); |
| if (ret) { |
| ath11k_err(ab, "failed to start core: %d\n", ret); |
| goto err_dp_free; |
| } |
| |
| ret = ath11k_core_pdev_create(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to create pdev core: %d\n", ret); |
| goto err_core_stop; |
| } |
| ath11k_hif_irq_enable(ab); |
| mutex_unlock(&ab->core_lock); |
| |
| return 0; |
| |
| err_core_stop: |
| ath11k_core_stop(ab); |
| ath11k_mac_destroy(ab); |
| err_dp_free: |
| ath11k_dp_free(ab); |
| mutex_unlock(&ab->core_lock); |
| return ret; |
| } |
| |
| static int ath11k_core_reconfigure_on_crash(struct ath11k_base *ab) |
| { |
| int ret; |
| |
| mutex_lock(&ab->core_lock); |
| ath11k_thermal_unregister(ab); |
| ath11k_hif_irq_disable(ab); |
| ath11k_dp_pdev_free(ab); |
| ath11k_spectral_deinit(ab); |
| ath11k_hif_stop(ab); |
| ath11k_wmi_detach(ab); |
| ath11k_dp_pdev_reo_cleanup(ab); |
| mutex_unlock(&ab->core_lock); |
| |
| ath11k_dp_free(ab); |
| ath11k_hal_srng_deinit(ab); |
| |
| ab->free_vdev_map = (1LL << (ab->num_radios * TARGET_NUM_VDEVS)) - 1; |
| |
| ret = ath11k_hal_srng_init(ab); |
| if (ret) |
| return ret; |
| |
| clear_bit(ATH11K_FLAG_CRASH_FLUSH, &ab->dev_flags); |
| |
| ret = ath11k_core_qmi_firmware_ready(ab); |
| if (ret) |
| goto err_hal_srng_deinit; |
| |
| clear_bit(ATH11K_FLAG_RECOVERY, &ab->dev_flags); |
| |
| return 0; |
| |
| err_hal_srng_deinit: |
| ath11k_hal_srng_deinit(ab); |
| return ret; |
| } |
| |
| void ath11k_core_halt(struct ath11k *ar) |
| { |
| struct ath11k_base *ab = ar->ab; |
| |
| lockdep_assert_held(&ar->conf_mutex); |
| |
| ar->num_created_vdevs = 0; |
| ar->allocated_vdev_map = 0; |
| |
| ath11k_mac_scan_finish(ar); |
| ath11k_mac_peer_cleanup_all(ar); |
| cancel_delayed_work_sync(&ar->scan.timeout); |
| cancel_work_sync(&ar->regd_update_work); |
| |
| rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], NULL); |
| synchronize_rcu(); |
| INIT_LIST_HEAD(&ar->arvifs); |
| idr_init(&ar->txmgmt_idr); |
| } |
| |
| static void ath11k_core_restart(struct work_struct *work) |
| { |
| struct ath11k_base *ab = container_of(work, struct ath11k_base, restart_work); |
| struct ath11k *ar; |
| struct ath11k_pdev *pdev; |
| int i, ret = 0; |
| |
| spin_lock_bh(&ab->base_lock); |
| ab->stats.fw_crash_counter++; |
| spin_unlock_bh(&ab->base_lock); |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| pdev = &ab->pdevs[i]; |
| ar = pdev->ar; |
| if (!ar || ar->state == ATH11K_STATE_OFF) |
| continue; |
| |
| ieee80211_stop_queues(ar->hw); |
| ath11k_mac_drain_tx(ar); |
| complete(&ar->scan.started); |
| complete(&ar->scan.completed); |
| complete(&ar->peer_assoc_done); |
| complete(&ar->peer_delete_done); |
| complete(&ar->install_key_done); |
| complete(&ar->vdev_setup_done); |
| complete(&ar->vdev_delete_done); |
| complete(&ar->bss_survey_done); |
| complete(&ar->thermal.wmi_sync); |
| |
| wake_up(&ar->dp.tx_empty_waitq); |
| idr_for_each(&ar->txmgmt_idr, |
| ath11k_mac_tx_mgmt_pending_free, ar); |
| idr_destroy(&ar->txmgmt_idr); |
| } |
| |
| wake_up(&ab->wmi_ab.tx_credits_wq); |
| wake_up(&ab->peer_mapping_wq); |
| |
| ret = ath11k_core_reconfigure_on_crash(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to reconfigure driver on crash recovery\n"); |
| return; |
| } |
| |
| for (i = 0; i < ab->num_radios; i++) { |
| pdev = &ab->pdevs[i]; |
| ar = pdev->ar; |
| if (!ar || ar->state == ATH11K_STATE_OFF) |
| continue; |
| |
| mutex_lock(&ar->conf_mutex); |
| |
| switch (ar->state) { |
| case ATH11K_STATE_ON: |
| ar->state = ATH11K_STATE_RESTARTING; |
| ath11k_core_halt(ar); |
| ieee80211_restart_hw(ar->hw); |
| break; |
| case ATH11K_STATE_OFF: |
| ath11k_warn(ab, |
| "cannot restart radio %d that hasn't been started\n", |
| i); |
| break; |
| case ATH11K_STATE_RESTARTING: |
| break; |
| case ATH11K_STATE_RESTARTED: |
| ar->state = ATH11K_STATE_WEDGED; |
| fallthrough; |
| case ATH11K_STATE_WEDGED: |
| ath11k_warn(ab, |
| "device is wedged, will not restart radio %d\n", i); |
| break; |
| } |
| mutex_unlock(&ar->conf_mutex); |
| } |
| complete(&ab->driver_recovery); |
| } |
| |
| static int ath11k_init_hw_params(struct ath11k_base *ab) |
| { |
| const struct ath11k_hw_params *hw_params = NULL; |
| int i; |
| |
| for (i = 0; i < ARRAY_SIZE(ath11k_hw_params); i++) { |
| hw_params = &ath11k_hw_params[i]; |
| |
| if (hw_params->hw_rev == ab->hw_rev) |
| break; |
| } |
| |
| if (i == ARRAY_SIZE(ath11k_hw_params)) { |
| ath11k_err(ab, "Unsupported hardware version: 0x%x\n", ab->hw_rev); |
| return -EINVAL; |
| } |
| |
| ab->hw_params = *hw_params; |
| |
| ath11k_info(ab, "%s\n", ab->hw_params.name); |
| |
| return 0; |
| } |
| |
| int ath11k_core_pre_init(struct ath11k_base *ab) |
| { |
| int ret; |
| |
| ret = ath11k_init_hw_params(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to get hw params: %d\n", ret); |
| return ret; |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(ath11k_core_pre_init); |
| |
| int ath11k_core_init(struct ath11k_base *ab) |
| { |
| int ret; |
| |
| ret = ath11k_core_soc_create(ab); |
| if (ret) { |
| ath11k_err(ab, "failed to create soc core: %d\n", ret); |
| return ret; |
| } |
| |
| return 0; |
| } |
| EXPORT_SYMBOL(ath11k_core_init); |
| |
| void ath11k_core_deinit(struct ath11k_base *ab) |
| { |
| mutex_lock(&ab->core_lock); |
| |
| ath11k_core_pdev_destroy(ab); |
| ath11k_core_stop(ab); |
| |
| mutex_unlock(&ab->core_lock); |
| |
| ath11k_hif_power_down(ab); |
| ath11k_mac_destroy(ab); |
| ath11k_core_soc_destroy(ab); |
| } |
| EXPORT_SYMBOL(ath11k_core_deinit); |
| |
| void ath11k_core_free(struct ath11k_base *ab) |
| { |
| kfree(ab); |
| } |
| EXPORT_SYMBOL(ath11k_core_free); |
| |
| struct ath11k_base *ath11k_core_alloc(struct device *dev, size_t priv_size, |
| enum ath11k_bus bus, |
| const struct ath11k_bus_params *bus_params) |
| { |
| struct ath11k_base *ab; |
| |
| ab = kzalloc(sizeof(*ab) + priv_size, GFP_KERNEL); |
| if (!ab) |
| return NULL; |
| |
| init_completion(&ab->driver_recovery); |
| |
| ab->workqueue = create_singlethread_workqueue("ath11k_wq"); |
| if (!ab->workqueue) |
| goto err_sc_free; |
| |
| mutex_init(&ab->core_lock); |
| spin_lock_init(&ab->base_lock); |
| |
| INIT_LIST_HEAD(&ab->peers); |
| init_waitqueue_head(&ab->peer_mapping_wq); |
| init_waitqueue_head(&ab->wmi_ab.tx_credits_wq); |
| init_waitqueue_head(&ab->qmi.cold_boot_waitq); |
| INIT_WORK(&ab->restart_work, ath11k_core_restart); |
| timer_setup(&ab->rx_replenish_retry, ath11k_ce_rx_replenish_retry, 0); |
| init_completion(&ab->htc_suspend); |
| init_completion(&ab->wow.wakeup_completed); |
| |
| ab->dev = dev; |
| ab->bus_params = *bus_params; |
| ab->hif.bus = bus; |
| |
| return ab; |
| |
| err_sc_free: |
| kfree(ab); |
| return NULL; |
| } |
| EXPORT_SYMBOL(ath11k_core_alloc); |
| |
| MODULE_DESCRIPTION("Core module for Qualcomm Atheros 802.11ax wireless LAN cards."); |
| MODULE_LICENSE("Dual BSD/GPL"); |